Simpson Lawrence Horizon Express

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howard

.
Oct 6, 2008
17
Pearson 422 brunswick
I have the above windless and am having some operating problems. it will not let down. i have taken it apart and tested the motor and the motor is good. i am replacing some bearings, that are rusted and some worn. my question is the the second compond gear assemble will only turn in one direction. i do not understand how this works in letting the chain out. there is no clutch to loosen to let chain out just the motor. i have only used it twice and it gave problem's both times.
http://www.pyacht.com/sl-parts-horizon-express.htm
this is a link to the exploded view. the gear is part 60. the bearing for the part is a clutch bearing and to my understanding will only turn one way so i ass u me that it is working correctly, i just want to understand it.
thank for any light you can shed on this.
Howard
 
Jan 1, 2009
371
Atlantic 42 Honolulu
I have a Horizon 1500 which looks very, very similar to yours.

It does have a cone clutch. Part 136 on your drawing. On mine the clutch is released by rotating the retaining nut (132) forward (clockwise). The clutch can get sticky so placing a bar between the gypsy and body and prying them apart a little might be required if you haven't cleaned things in a while. (Mine came with a combined wrench and pry-bar / winch handle). Doing that will free fall the rode. You may need to lock the gypsy when re-tightening the clutch to prevent slipage when recovering the rode.

Mine has the same issue with the 2nd gear assy. I think it is an intentional feature. I always use free fall (it's fast and doesn't draw any amps). So, I don't know but I speculate that the gear assy is intended to keep the rode from running out when the motor is off and to limit the speed when the motor is running out. I think the friction is the result of the thin split collar on the part of the gear assy that goes into the case. When turning in the "out" direction it expands. I don't see the mechanism that the motor uses to bypass the friction when lowering so I presume it just pushes hard. :confused:


--Tom.
 
Dec 2, 2003
1,637
Hunter 376 Warsash, England --
Lewmar bought SL? No the other way around

It was actually the other way around. SL bought Lewmar in 1996 see below:-

Simpson-Lawrence parent buys Lewmar Group Article Abstract: Lewmar Group has been acquired by Glasgow, Scotland-based Clyde Shipping Ltd, the parent of the Simpson-Lawrence Group. The purchase of the UK- based firm, which was announced on Jun 7, 1999, is worth $49 million. The combined companies, which will have a total workforce of 620 workers, will continue to manufacture products under the Simpson-Lawrence, Navtec Norseman Gibb and Lewmar brand names.

More recently Norseman Gibb bit the dust.
 
Dec 2, 1999
15,184
Hunter Vision-36 Rio Vista, CA.
"Simpson Lawrence was purchased by the Lewmar Company.
Some of their products and many of the parts for their products are still available, and they now carry the Lewmar brand name. Please follow the links on this page to the appropriate Lewmar product pages.
We will maintain our Windlass parts ordering pages under the Simpson Lawrence brand for as long as the replacement parts remain available."

This was copied from the PYacht website. I understand they are also out of business.

http://www.tradeonlytoday.com/index...-boat-supplies-rebuilds-after-bankruptcy.html

Who is Next?
 
Oct 22, 2008
3,502
- Telstar 28 Buzzards Bay
I don't believe that's the case, since the Lewmar website says:

Welcome to Simpson-Lawrence anchoring systems, part of Lewmar.

You can access data regarding the Simpson-Lawrence range through the Lewmar web site, as well as information about Lewmar’s entire range of solutions for both sail and power boats.

Lewmar has long stood for premium quality and performance. So has Simpson-Lawrence. That’s why Simpson-Lawrence is a key component of the complete system of Lewmar marine hardware solutions.
Generally, the bought company becomes part of the company purchasing it...

It was actually the other way around. SL bought Lewmar in 1996 see below:-

Simpson-Lawrence parent buys Lewmar Group Article Abstract: Lewmar Group has been acquired by Glasgow, Scotland-based Clyde Shipping Ltd, the parent of the Simpson-Lawrence Group. The purchase of the UK- based firm, which was announced on Jun 7, 1999, is worth $49 million. The combined companies, which will have a total workforce of 620 workers, will continue to manufacture products under the Simpson-Lawrence, Navtec Norseman Gibb and Lewmar brand names.

More recently Norseman Gibb bit the dust.
 
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